January 2017
Beginner to intermediate
624 pages
22h 42m
English
book
Android Programming: The Big Nerd Ranch Guide, Third Edition
by Bill Phillips, Chris Stewart, Kristin Marsicano
Content preview from Android Programming: The Big Nerd Ranch Guide, Third Edition
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Introducing ConstraintLayout
With ConstraintLayout, instead of using nested layouts you add a series of constraints to your layout. A constraint is like a rubber band. It pulls two things toward each other. So, for example, you can attach a constraint from the right edge of an ImageView to the right edge of its parent (the ConstraintLayout itself), as shown in Figure 9.3. The constraint will hold the ImageView to the right.
Figure 9.3 ImageView with a constraint on the right edge
You can create a constraint from all four edges of your ImageView (left, top, right, and bottom). If you have opposing constraints, they will ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.